* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box
}

body {
  font: 14px/1.5 "Helvetica Neue",Helvetica,Arial,"Microsoft Yahei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",sans-serif;
}

body, h1, h2, h3, p {
  padding: 0;
  margin: 0;
}
